PSP Emulator

  JPCSP Team has released a new version of its Java emulator for the PSP. This emulator is one of the most advanced PC but Mac and Linux versions are also available on the official site. This project was started in July 2008 and is developed by a team of some members. This emulator goes SVN revision r2143 and now seems to run on 64bit PCs.
Functions:*Open CSO Files *Play CSO Files 
 * Open ISO Files
  *Play ISO Files
   Note: More than 200 games are currently compatible.

Download Link:

JPCSP v0.6 r2143: 
http://jpcsp.org/index.php?p=Downloads